#include <stdio.h>
int main()
{
	int a = 1;
	double c = 3.141592;
	float b = 3.14;
	char name = 'A';
	printf("%d\n", a);
	printf("%c\n", name);
	printf("%s\n", "hi");
	printf("%f\n", b);
	printf("%lf\n", c);
	printf("hello,world\n");
	return 0;
}